11772899 has 2 divisors, whose sum is σ = 11772900. Its totient is φ = 11772898.

The previous prime is 11772847. The next prime is 11772911. The reversal of 11772899 is 99827711.

11772899 is nontrivially palindromic in base 11.

It is a strong prime.

It is an emirp because it is prime and its reverse (99827711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11772899 - 2²⁰ = 10724323 is a prime.

It is not a weakly prime, because it can be changed into another prime (11772809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5886449 + 5886450.

It is an arithmetic number, because the mean of its divisors is an integer number (5886450).

Almost surely, 2^11772899 is an apocalyptic number.

11772899 is a deficient number, since it is larger than the sum of its proper divisors (1).

11772899 is an equidigital number, since it uses as much as digits as its factorization.

11772899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 44.

The square root of 11772899 is about 3431.1658368549. The cubic root of 11772899 is about 227.4893864549.

The spelling of 11772899 in words is "eleven million, seven hundred seventy-two thousand, eight hundred ninety-nine".